<template>
    <div class="login_container">
        <div class="login_box">
            <!-- 头像区域 -->
            <div class="avatar_box">
                <img src="../assets/216px.png" alt="">
            </div>
            <!-- 登录表单区域 -->
            <el-form ref="loginFormRef" :model="loginForm" :rules="loginRules" label-width="0px" class="login_form">
                <!-- 用户名 -->
                <el-form-item prop="username">
                    <el-input placeholder='请输入用户名' v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
                </el-form-item>
                <!-- 密码 -->
                <el-form-item prop="password">
                    <el-input placeholder='请输入密码' type="password" v-model="loginForm.password" prefix-icon="el-icon-lock"></el-input>
                </el-form-item>
                <!-- 谷歌验证码 -->
                <el-form-item>
                    <el-input placeholder='请输入谷歌验证码' prefix-icon="el-icon-key"></el-input>
                </el-form-item>
                <!-- 按钮 -->
                <el-form-item class="btns">
                    <el-button type="primary" @click="login">登录</el-button>
                    <el-button type="info" @click="resetLoginForm">重置</el-button>
                </el-form-item>
            </el-form>
        </div>
    </div>
</template>

<script>
export default {
  data () {
    return {
      loginForm: {
        username: 'admin',
        password: '123456'
      },
      loginRules: {
        username: [
          { required: true, message: '请输入用户名称', trigger: 'blur' },
          { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { min: 6, max: 16, message: '长度在 6 到 16 个字符', trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    resetLoginForm () {
      // console.log(this)
      this.$refs.loginFormRef.resetFields()
    },
    login () {
      this.$refs.loginFormRef.validate(async (valid) => {
        if (!valid) return
        const { data: res } = await this.$http.post('login', this.loginForm)
        if (res.meta.status !== 200) {
          this.$message.error('登录失败！！！')
          // return console.log('登录失败！！！')
        }

        // console.log(res)
        this.$message.success('登录成功！！！')
        // console.log('登录成功！！！')
        // console.log(res.data.token)
        // 记录token
        window.sessionStorage.setItem('token', res.data.token)
        // 通过编程式导航登录成功后湖转到home
        this.$router.push('/home')
      })
    }
  }
}

</script>

<style lang="less" scoped>
/* // scope只在当前组件生效 */
    .login_container {
        background-color: #2b4b6b;
        height: 100%;
    }
    .login_box {
        width: 480px;
        height: 330px;
        background-color: #fff;
        border-radius: 3px;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%,-50%);
    }
    .avatar_box {
        height: 130px;
        width: 130px;
        border:1px solid #eeeeee;
        border-radius: 50%;
        padding: 10px;
        box-shadow: 0 0 10px #ddd;
        position: absolute;
        left: 50%;
        transform: translate(-50%,-50%);
        background-color: #fff;
        img {
            width: 100%;
            height: 100%;
            border-radius: 50%;
            background-color: #eee;
        }
    }
    .btns {
        display: flex;
        justify-content: flex-end;
    }
    .login_form {
        position: absolute;
        bottom: 0;
        padding: 0 20px;
        width: 100%;
        box-sizing: border-box;
    }
</style>
